solvent black 7

c.i. no.: solvent black 5
cas no.: 11099-03-9/52276-97-8/8005-01-4
color index: 50415
type: nigrosine alcohol soluble 100% normal type and nigrosine alcohol soluble for ink.
molecular strusture:

1. manufacturing methods: commonly known as nigrosine spirit soluble. different compounds of the process is: (a) 1-nitrobenzene and aniline and anilinehydrochloride and iron or copper in 180 ~ 200 ℃ heating; (b) will nitrophenol or nitrocresols, aniline and aniline hydrochloride and a small amount of iron in 180 ~ 200 ℃ heating.

2. properties and applications: blue black. insoluble in water, soluble in ethanol is blue-black, soluble in benzene and toluene, soluble in acid and stearic acid. in concentrated sulfuric acid for blue to blue black, dilution after blue-black precipitation; in concentrated nitric acid for blue to black blue. the dye which is components mixture.

standard light fastness heat-resistant (℃) water sodium carbonate (5%) hydrochloric acid (5%)
melting point stable
iso good 150 insoluble well no change

3. counter type: nigrosine wn; spirit nigrosine ssb; orient spirit black sb; lake black extra; spirit black 5b; nigrosine spirit soluble; indulin black; nigrosine spirit soluble, ()basonyl black x22, neptun black x14, nigrosine spirit soluble, oil black b, solvent black b; (abbey)abcol
spirit nigrosine sbds; (adc)adc nigrosine black s.s; (pylam)calco nigrosine base ssb, ssj, ssjj, (day-glo)dayglo solvent black 05; ()flexo black x12 liquid; (kac)keyplast nigrosine r; (kkk)orient spirit black, ab, sb, ssbb, (std)permalex black 5; (kcc)plasol black 95; (dvi)waxol black 5

4. physical and chemical properties:

test items specification
appearance black smooth powder
shade bluish
heat resistance 180 °c min
light fastness 6-7
acid resistance 4
alkali resistance 5
water resistance 5
density 1.30 g/cm3
residue on 200 mesh 5.0% max
aniline content 1.0% max
ash 1.5% max
volatile matter 2.0% max
tinting strength 100-105 %

5. use: colorant for plastic, polymer, fiber, rubber, gasoline, oil, fuel, lubricants; soap, wax, candle,
transparent paint, smoke, printing ink, pen ink, detergent, fertilizer, adhesive, oil painting, wood colorant; colorant

6. packing: 25kg bags with pallets

8005-02-5;70431-57-1;53802-38-3;12227-80-4